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SUSE-SR:2007:015:vuln1: PHP security problems

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SUSE-SR:2007:015:vuln1: PHP security problems

Severity
3
CVSS
(AV:N/AC:H/Au:N/C:P/I:N/A:N)
Published
08/03/2007
Created
07/25/2018
Added
11/26/2007
Modified
11/18/2015

Description

The mcrypt_create_iv function in ext/mcrypt/mcrypt.c in PHP before 4.4.7, 5.2.1, and possibly 5.0.x and other PHP 5 versions, calls php_rand_r with an uninitialized seed variable and therefore always generates the same initialization vector (IV), which might allow context-dependent attackers to decrypt certain data more easily because of the guessable encryption keys.

Solution(s)

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